A python-cryptography security update has been released for openSUSE Leap 15.2.

openSUSE-SU-2021:0349-1: important: Security update for python-cryptography

openSUSE Security Update: Security update for python-cryptography
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Announcement ID: openSUSE-SU-2021:0349-1
Rating: important
References: #1182066
Cross-References: CVE-2020-36242
CVSS scores:
CVE-2020-36242 (NVD) : 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVE-2020-36242 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
openSUSE Leap 15.2
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An update that fixes one vulnerability is now available.

Description:

This update for python-cryptography fixes the following issues:

- CVE-2020-36242: Using the Fernet class to symmetrically encrypt multi
gigabyte values could result in an integer overflow and buffer overflow
(bsc#1182066).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.2:

zypper in -t patch openSUSE-2021-349=1


Package List:

- openSUSE Leap 15.2 (i586 x86_64):

python-cryptography-debuginfo-2.8-lp152.2.6.1
python-cryptography-debugsource-2.8-lp152.2.6.1
python2-cryptography-2.8-lp152.2.6.1
python2-cryptography-debuginfo-2.8-lp152.2.6.1
python3-cryptography-2.8-lp152.2.6.1
python3-cryptography-debuginfo-2.8-lp152.2.6.1

References:

  https://www.suse.com/security/cve/CVE-2020-36242.html
  https://bugzilla.suse.com/1182066